ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
17(1), С. 2293 - 2303
Опубликована: Дек. 20, 2024
The
application
of
organic
solid–liquid
phase
change
materials
(PCMs)
is
limited
for
the
leakage
problem
after
and
high
rigidity.
In
this
work,
a
novel
flexible
solid–solid
PCM
(DXPCM)
was
synthesized
using
block
copolymerization
process
with
polyethylene
glycol
(PEG)
as
energy
storage
segment.
transition
temperature
(from
36.2
to
49.4
°C)
enthalpy
83.27
123.35
J/g)
DXPCM
could
be
changed
through
adjusting
molecular
weight
PEG.
introduction
hard
chain
segments
endowed
excellent
flexibility,
foldability,
mechanical
properties
at
room
temperature.
large
number
internal
hydrogen
bonds
π–π
stacking
provided
interesting
thermally
induced
switchable
adhesion
recyclability.
release
elastic
potential
ensured
that
recover
its
original
shape
being
deformed
by
external
forces.
It
worth
mentioning
exhibits
infrared
stealth
capability
it
can
absorb
latent
heat
long
period
time.
conclusion,
work
developed
film
strength,
adhesion,
recovery
capability,
which
has
great
in
stealth.
Advanced Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 8, 2025
Janus
hydrogels
have
promising
applications
in
tendon
healing
and
anti-peritendinous
adhesions.
However,
their
complicated
preparation
methods,
weak
mechanical
properties,
unstable
adhesion
interfaces
severely
limited
application
suture-free
high-quality
healing.
In
this
work,
by
controlling
the
interfacial
distribution
of
free
-COOH
groups
cationic-π
structures
on
both
sides
hydrogels,
a
series
PZBA-EGCG-ALC
with
varying
degrees
asymmetric
properties
are
successfully
prepared
using
simple
efficient
one-step
synthesis
method.
The
tensile
strength
elongation
at
break
hydrogel
as
high
0.51
±
0.04
MPa
922.89
28.59%.
addition,
can
achieve
difference
(nearly
20-fold)
while
maintaining
strong
bottom
(up
to
524.8
33.1
J
m-2).
spatial
dimension,
its
excellent
compliance
one-sided
behavior
provide
effective
support
physical
barriers
for
injured
Achilles
tendons.
More
importantly,
also
minimize
early
inflammation
generation
time
dimension
via
ROS-responsive
PZBA-EGCG
prodrug
macromolecules.
This
study
provided
more
convenient
strategy
constructing
promote
Cell Reports Physical Science,
Год журнала:
2024,
Номер
5(7), С. 102053 - 102053
Опубликована: Июнь 17, 2024
Facing
the
problems
encountered
in
contemporary
hard
and
soft
tissue
repair,
need
for
better
solutions
has
never
been
so
pressing.
Traditional
repair
methods
often
fall
short,
leading
to
disappointing
therapeutic
outcomes
complications.
To
address
associated
with
engineering,
polyurethane
stands
out
because
of
its
remarkable
adaptability
healing
potential.
This
review
embarks
on
a
journey
through
essential
properties
diverse
classifications
polyurethane,
unveiling
modification
strategies
that
amplify
efficacy.
Beyond
process
mending
gaps,
capability
as
sophisticated
drug
delivery
system
is
explored
offer
glimpse
into
versatile
applications.
Most
notably,
cutting-edge
advancements
clinical
trials
bridging
voids
both
are
discussed.
The
present
explores
future
bio-interface
providing
wave
inventive
poised
redefine
landscape
regenerative
medicine.
Journal of Materials Chemistry B,
Год журнала:
2024,
Номер
12(28), С. 6968 - 6980
Опубликована: Янв. 1, 2024
Postoperative
adhesions,
a
prevalent
complication
following
abdominal
surgery,
affect
90%
of
patients
undergoing
surgical
procedures.
Currently,
the
primary
approach
to
prevent
postoperative
adhesions
involves
physical
isolation
site
and
surrounding
tissues
using
hydrogel;
however,
this
method
represents
rudimentary
strategy.
Herein,
considering
impact
oxidative
stress
free
radicals
on
adhesion
during
wound
healing,
an
injectable
antioxidant
hydrogel,
named
PU-OHA-D,
was
successfully
synthesized,
which
is
formed
by
crosslinking
dopamine-modified
oxidized
hyaluronic
acid
(OHA-D)
dihydrazide-terminated
polyurethane
(PU-ADH)
through
hydrazone
bonding.
PU-OHA-D
hydrogel
possesses
versatile
characteristics
such
as
rapid
gel
formation,
injectability,
self-repair
capability
biodegradability.
Additionally,
they
exhibit
excellent
ability
clear
superior
tissue
adhesion.
can
be
injected
Materials Horizons,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
The
mechanical
properties
of
polymer
elastomer
materials,
such
as
strength
and
ductility,
play
important
roles
in
a
wide
range
applications,
including
the
carrying
major
equipment
construction
infrastructure.
To
alleviate
the
discomfort
caused
by
excessive
sweating,
there
is
a
growing
emphasis
on
developing
wearable
textiles
that
can
evacuate
sweat
autonomously.
These
advanced
fabrics,
unlike
their
absorbent
and
retention-prone
predecessors,
harness
Janus
structure-distinguished
its
asymmetric
wettability-to
facilitate
one-way
transport
of
liquid.
This
unique
characteristic
has
significant
potential
in
addressing
issues
related
to
bodily
moisture
propelling
realm
smart
wearables.
review
offers
comprehensive
overview
advancements
Janus-structured
within
field,
delving
into
mechanisms
behind
unidirectional
liquid
transport,
which
rely
chemical
gradient
curvature
strategies,
alongside
methodologies
for
achieving
wettability.
It
further
spotlights
multifaceted
applications
Janus-based
wearables,
including
thermal
management,
wound
care,
analysis.
In
addition
examining
existing
hurdles,
also
explores
avenues
future
innovation,
envisioning
new
era
tailored
personalized
comfort
health
monitoring
capabilities.
